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Finding the Fourth Proportional to 5,908.20, 8,851.83 and 5,264.65

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Solution

The fourth proportional to 5,908.20, 8,851.83 and 5,264.65 is: 7,887.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.20 : 8,851.83 = 5,264.65 : x
  2. Step 2: Convert to fraction form
    5,908.20/8,851.83 = 5,264.65/x
  3. Step 3: Cross multiply
    5,908.20x = 8,851.83 × 5,264.65
  4. Step 4: Simplify right side
    5,908.20x = 46,601,786.81
  5. Step 5: Solve for x
    x = 46,601,786.81/5,908.20
  6. Step 6: Final answer
    x = 7,887.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.